1912045905

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:522

約数の個数: 240

約数和(自身を含む): 4588436160

約数和(自身を除く): 2676390255

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 27, 33, 35, 45, 49, 55, 57, 63, 77, 81, 95, 99, 105, 133, 135, 147, 165, 171, 189, 209, 231, 245, 285, 297, 315, 385, 399, 405, 441, 461, 495, 513, 539, 567, 627, 665, 693, 735, 855, 891, 931, 945, 1045, 1155, 1197, 1323, 1383, 1463, 1485, 1539, 1617, 1881, 1995, 2079, 2205, 2305, 2565, 2695, 2793, 2835, 3135, 3227, 3465, 3591, 3969, 4149, 4389, 4455, 4655, 4851, 5071, 5643, 5985, 6237, 6615, 6915, 7315, 7695, 8085, 8379, 8759, 9405, 9681, 10241, 10395, 10773, 12447, 13167, 13965, 14553, 15213, 16135, 16929, 17955, 19845, 20745, 21945, 22589, 24255, 25137, 25355, 26277, 28215, 29043, 30723, 31185, 35497, 37341, 39501, 41895, 43659, 43795, 45639, 48405, 51205, 53865, 61313, 62235, 65835, 67767, 72765, 75411, 76065, 78831, 84645, 87129, 92169, 96349, 106491, 112945, 118503, 125685, 131385, 136917, 145215, 153615, 177485, 183939, 186705, 197505, 203301, 218295, 228195, 236493, 248479, 261387, 276507, 289047, 306565, 319473, 338835, 377055, 394155, 410751, 429191, 435645, 460845, 481745, 532455, 551817, 592515, 609903, 674443, 684585, 709479, 745437, 829521, 867141, 919695, 958419, 1016505, 1182465, 1242395, 1287573, 1306935, 1382535, 1445235, 1597365, 1655451, 1829709, 2023329, 2053755, 2145955, 2236311, 2601423, 2759085, 2875257, 3049515, 3372215, 3547395, 3727185, 3862719, 4147605, 4335705, 4721101, 4792095, 4966353, 6069987, 6437865, 6708933, 7804269, 8277255, 9148545, 10116645, 11181555, 11588157, 13007115, 14163303, 14376285, 18209961, 19313595, 20126799, 23605505, 24831765, 30349935, 33544665, 34764471, 39021345, 42489909, 54629883, 57940785, 70816515, 91049805, 100633995, 127469727, 173822355, 212449545, 273149415, 382409181, 637348635, 1912045905]

約数ペア:

[(1, 1912045905), (3, 637348635), (5, 382409181), (7, 273149415), (9, 212449545), (11, 173822355), (15, 127469727), (19, 100633995), (21, 91049805), (27, 70816515), (33, 57940785), (35, 54629883), (45, 42489909), (49, 39021345), (55, 34764471), (57, 33544665), (63, 30349935), (77, 24831765), (81, 23605505), (95, 20126799), (99, 19313595), (105, 18209961), (133, 14376285), (135, 14163303), (147, 13007115), (165, 11588157), (171, 11181555), (189, 10116645), (209, 9148545), (231, 8277255), (245, 7804269), (285, 6708933), (297, 6437865), (315, 6069987), (385, 4966353), (399, 4792095), (405, 4721101), (441, 4335705), (461, 4147605), (495, 3862719), (513, 3727185), (539, 3547395), (567, 3372215), (627, 3049515), (665, 2875257), (693, 2759085), (735, 2601423), (855, 2236311), (891, 2145955), (931, 2053755), (945, 2023329), (1045, 1829709), (1155, 1655451), (1197, 1597365), (1323, 1445235), (1383, 1382535), (1463, 1306935), (1485, 1287573), (1539, 1242395), (1617, 1182465), (1881, 1016505), (1995, 958419), (2079, 919695), (2205, 867141), (2305, 829521), (2565, 745437), (2695, 709479), (2793, 684585), (2835, 674443), (3135, 609903), (3227, 592515), (3465, 551817), (3591, 532455), (3969, 481745), (4149, 460845), (4389, 435645), (4455, 429191), (4655, 410751), (4851, 394155), (5071, 377055), (5643, 338835), (5985, 319473), (6237, 306565), (6615, 289047), (6915, 276507), (7315, 261387), (7695, 248479), (8085, 236493), (8379, 228195), (8759, 218295), (9405, 203301), (9681, 197505), (10241, 186705), (10395, 183939), (10773, 177485), (12447, 153615), (13167, 145215), (13965, 136917), (14553, 131385), (15213, 125685), (16135, 118503), (16929, 112945), (17955, 106491), (19845, 96349), (20745, 92169), (21945, 87129), (22589, 84645), (24255, 78831), (25137, 76065), (25355, 75411), (26277, 72765), (28215, 67767), (29043, 65835), (30723, 62235), (31185, 61313), (35497, 53865), (37341, 51205), (39501, 48405), (41895, 45639), (43659, 43795)]